leocad/common/lc_colors.cpp
2021-11-24 15:20:08 -08:00

391 lines
9.4 KiB
C++

#include "lc_global.h"
#include "lc_colors.h"
#include "lc_file.h"
#include "lc_library.h"
#include "lc_application.h"
#include <float.h>
std::vector<lcColor> gColorList;
lcColorGroup gColorGroups[LC_NUM_COLORGROUPS];
int gEdgeColor;
int gDefaultColor;
static void GetToken(char*& Ptr, char* Token)
{
while (*Ptr && *Ptr <= 32)
Ptr++;
while (*Ptr > 32)
*Token++ = *Ptr++;
*Token = 0;
}
static void lcAdjustStudStyleColors(std::vector<lcColor>& Colors, lcStudStyle StudStyle)
{
const lcPreferences& Preferences = lcGetPreferences();
if (!Preferences.mAutomateEdgeColor && !lcIsHighContrast(StudStyle))
return;
const lcVector4 Edge = lcVector4FromColor(Preferences.mPartEdgeColor);
const lcVector4 DarkEdge = lcVector4FromColor(Preferences.mDarkEdgeColor);
const lcVector4 BlackEdge = lcVector4FromColor(Preferences.mBlackEdgeColor);
const float ContrastControl = Preferences.mPartEdgeContrast;
const float LightDarkControl = Preferences.mAutomateEdgeColor ? Preferences.mPartColorValueLDIndex : LC_SRGB_TO_LINEAR(Preferences.mPartColorValueLDIndex);
for (lcColor& Color : Colors)
{
const lcVector3 LinearColor = lcSRGBToLinear(lcVector3(Color.Value));
const float ValueLuminescence = lcLuminescence(LinearColor);
if (Preferences.mAutomateEdgeColor)
{
if (Color.Adjusted)
continue;
const float EdgeLuminescence = lcLuminescence(lcSRGBToLinear(lcVector3(Color.Edge)));
Color.Edge = lcAlgorithmicEdgeColor(LinearColor, ValueLuminescence, EdgeLuminescence, ContrastControl, LightDarkControl);
Color.Adjusted = true;
}
else
{
if (Color.Code == 4242)
continue;
else if (Color.Code == 0)
Color.Edge = BlackEdge;
else if (ValueLuminescence < LightDarkControl)
Color.Edge = DarkEdge;
else
Color.Edge = Edge;
}
}
}
static std::vector<lcColor> lcParseColorFile(lcFile& File)
{
char Line[1024], Token[1024];
std::vector<lcColor> Colors;
lcColor Color;
while (File.ReadLine(Line, sizeof(Line)))
{
char* Ptr = Line;
GetToken(Ptr, Token);
if (strcmp(Token, "0"))
continue;
GetToken(Ptr, Token);
strupr(Token);
if (strcmp(Token, "!COLOUR"))
continue;
Color.Code = ~0U;
Color.Translucent = false;
Color.Group = LC_COLORGROUP_SOLID;
Color.Value[0] = FLT_MAX;
Color.Value[1] = FLT_MAX;
Color.Value[2] = FLT_MAX;
Color.Value[3] = 1.0f;
Color.Edge[0] = FLT_MAX;
Color.Edge[1] = FLT_MAX;
Color.Edge[2] = FLT_MAX;
Color.Edge[3] = 1.0f;
GetToken(Ptr, Token);
strncpy(Color.Name, Token, sizeof(Color.Name));
Color.Name[LC_MAX_COLOR_NAME - 1] = 0;
strncpy(Color.SafeName, Color.Name, sizeof(Color.SafeName));
for (char* Underscore = strchr((char*)Color.Name, '_'); Underscore; Underscore = strchr(Underscore, '_'))
*Underscore = ' ';
for (GetToken(Ptr, Token); Token[0]; GetToken(Ptr, Token))
{
strupr(Token);
if (!strcmp(Token, "CODE"))
{
GetToken(Ptr, Token);
Color.Code = atoi(Token);
}
else if (!strcmp(Token, "VALUE"))
{
GetToken(Ptr, Token);
if (Token[0] == '#')
Token[0] = ' ';
int Value;
if (sscanf(Token, "%x", &Value) != 1)
Value = 0;
Color.Value[2] = (float)(Value & 0xff) / 255.0f;
Value >>= 8;
Color.Value[1] = (float)(Value & 0xff) / 255.0f;
Value >>= 8;
Color.Value[0] = (float)(Value & 0xff) / 255.0f;
}
else if (!strcmp(Token, "EDGE"))
{
GetToken(Ptr, Token);
if (Token[0] == '#')
Token[0] = ' ';
int Value;
if (sscanf(Token, "%x", &Value) != 1)
Value = 0;
Color.Edge[2] = (float)(Value & 0xff) / 255.0f;
Value >>= 8;
Color.Edge[1] = (float)(Value & 0xff) / 255.0f;
Value >>= 8;
Color.Edge[0] = (float)(Value & 0xff) / 255.0f;
}
else if (!strcmp(Token, "ALPHA"))
{
GetToken(Ptr, Token);
int Value = atoi(Token);
Color.Value[3] = (float)(Value & 0xff) / 255.0f;
if (Value != 255)
Color.Translucent = true;
if (Value == 128)
Color.Group = LC_COLORGROUP_TRANSLUCENT;
else if (Value != 0)
Color.Group = LC_COLORGROUP_SPECIAL;
}
else if (!strcmp(Token, "CHROME") || !strcmp(Token, "PEARLESCENT") || !strcmp(Token, "RUBBER") ||
!strcmp(Token, "MATTE_METALIC") || !strcmp(Token, "METAL") || !strcmp(Token, "LUMINANCE"))
{
Color.Group = LC_COLORGROUP_SPECIAL;
}
else if (!strcmp(Token, "MATERIAL"))
{
Color.Group = LC_COLORGROUP_SPECIAL;
break; // Material is always last so ignore it and the rest of the line.
}
}
if (Color.Code == ~0U || Color.Value[0] == FLT_MAX)
continue;
if (Color.Edge[0] == FLT_MAX)
{
Color.Edge[0] = 33.0f / 255.0f;
Color.Edge[1] = 33.0f / 255.0f;
Color.Edge[2] = 33.0f / 255.0f;
}
bool Duplicate = false;
for (lcColor& ExistingColor : Colors)
{
if (ExistingColor.Code == Color.Code)
{
ExistingColor = Color;
Duplicate = true;
break;
}
}
if (!Duplicate)
Colors.push_back(Color);
}
return Colors;
}
bool lcLoadColorFile(lcFile& File, lcStudStyle StudStyle)
{
std::vector<lcColor> Colors = lcParseColorFile(File);
const bool Valid = !Colors.empty();
if (Valid)
lcAdjustStudStyleColors(Colors, StudStyle);
bool FoundMain = false, FoundEdge = false, FoundStud = false, FoundNoColor = false;
for (const lcColor& Color : Colors)
{
switch (Color.Code)
{
case 16:
FoundMain = true;
break;
case 24:
FoundEdge = true;
break;
case 4242:
FoundStud = true;
break;
case LC_COLOR_NOCOLOR:
FoundNoColor = true;
break;
}
}
if (!FoundMain)
{
lcColor MainColor;
MainColor.Code = 16;
MainColor.Translucent = false;
MainColor.Group = LC_COLORGROUP_SOLID;
MainColor.Value[0] = 1.0f;
MainColor.Value[1] = 1.0f;
MainColor.Value[2] = 0.5f;
MainColor.Value[3] = 1.0f;
MainColor.Edge[0] = 0.2f;
MainColor.Edge[1] = 0.2f;
MainColor.Edge[2] = 0.2f;
MainColor.Edge[3] = 1.0f;
strcpy(MainColor.Name, "Main Color");
strcpy(MainColor.SafeName, "Main_Color");
Colors.push_back(MainColor);
}
if (!FoundEdge)
{
lcColor EdgeColor;
EdgeColor.Code = 24;
EdgeColor.Translucent = false;
EdgeColor.Group = LC_NUM_COLORGROUPS;
EdgeColor.Value[0] = 0.5f;
EdgeColor.Value[1] = 0.5f;
EdgeColor.Value[2] = 0.5f;
EdgeColor.Value[3] = 1.0f;
EdgeColor.Edge[0] = 0.2f;
EdgeColor.Edge[1] = 0.2f;
EdgeColor.Edge[2] = 0.2f;
EdgeColor.Edge[3] = 1.0f;
strcpy(EdgeColor.Name, "Edge Color");
strcpy(EdgeColor.SafeName, "Edge_Color");
Colors.push_back(EdgeColor);
}
if (!FoundStud)
{
const lcPreferences& Preferences = lcGetPreferences();
lcColor StudCylinderColor;
StudCylinderColor.Code = 4242;
StudCylinderColor.Translucent = false;
StudCylinderColor.Group = LC_NUM_COLORGROUPS;
StudCylinderColor.Value = lcVector4FromColor(Preferences.mStudCylinderColor);
StudCylinderColor.Edge = lcVector4FromColor(Preferences.mPartEdgeColor);
strcpy(StudCylinderColor.Name, "Stud Cylinder Color");
strcpy(StudCylinderColor.SafeName, "Stud_Cylinder_Color");
Colors.push_back(StudCylinderColor);
}
if (!FoundNoColor)
{
lcColor NoColor;
NoColor.Code = LC_COLOR_NOCOLOR;
NoColor.Translucent = false;
NoColor.Group = LC_NUM_COLORGROUPS;
NoColor.Value[0] = 0.5f;
NoColor.Value[1] = 0.5f;
NoColor.Value[2] = 0.5f;
NoColor.Value[3] = 1.0f;
NoColor.Edge[0] = 0.2f;
NoColor.Edge[1] = 0.2f;
NoColor.Edge[2] = 0.2f;
NoColor.Edge[3] = 1.0f;
strcpy(NoColor.Name, "No Color");
strcpy(NoColor.SafeName, "No_Color");
Colors.push_back(NoColor);
}
for (lcColor& Color : gColorList)
Color.Group = LC_NUM_COLORGROUPS;
for (int GroupIdx = 0; GroupIdx < LC_NUM_COLORGROUPS; GroupIdx++)
gColorGroups[GroupIdx].Colors.clear();
gColorGroups[0].Name = QApplication::tr("Solid", "Colors");
gColorGroups[1].Name = QApplication::tr("Translucent", "Colors");
gColorGroups[2].Name = QApplication::tr("Special", "Colors");
for (lcColor& Color : Colors)
{
int ColorIndex;
for (ColorIndex = 0; ColorIndex < static_cast<int>(gColorList.size()); ColorIndex++)
if (gColorList[ColorIndex].Code == Color.Code)
break;
if (ColorIndex == static_cast<int>(gColorList.size()))
gColorList.push_back(Color);
else
gColorList[ColorIndex] = Color;
if (Color.Group != LC_NUM_COLORGROUPS)
gColorGroups[Color.Group].Colors.push_back(ColorIndex);
if (Color.Code == 16)
gDefaultColor = ColorIndex;
else if (Color.Code == 24)
gEdgeColor = ColorIndex;
}
return Valid;
}
void lcLoadDefaultColors(lcStudStyle StudStyle)
{
lcDiskFile ConfigFile(":/resources/ldconfig.ldr");
if (ConfigFile.Open(QIODevice::ReadOnly))
lcLoadColorFile(ConfigFile, StudStyle);
}
int lcGetColorIndex(quint32 ColorCode)
{
for (size_t ColorIdx = 0; ColorIdx < gColorList.size(); ColorIdx++)
if (gColorList[ColorIdx].Code == ColorCode)
return (int)ColorIdx;
lcColor Color;
Color.Code = ColorCode;
Color.Translucent = false;
Color.Edge[0] = 0.2f;
Color.Edge[1] = 0.2f;
Color.Edge[2] = 0.2f;
Color.Edge[3] = 1.0f;
if (ColorCode & LC_COLOR_DIRECT)
{
Color.Value[0] = (float)((ColorCode & 0xff0000) >> 16) / 255.0f;
Color.Value[1] = (float)((ColorCode & 0x00ff00) >> 8) / 255.0f;
Color.Value[2] = (float)((ColorCode & 0x0000ff) >> 0) / 255.0f;
Color.Value[3] = 1.0f;
sprintf(Color.Name, "Color %06X", ColorCode & 0xffffff);
sprintf(Color.SafeName, "Color_%06X", ColorCode & 0xffffff);
}
else
{
Color.Value[0] = 0.5f;
Color.Value[1] = 0.5f;
Color.Value[2] = 0.5f;
Color.Value[3] = 1.0f;
sprintf(Color.Name, "Color %03d", ColorCode);
sprintf(Color.SafeName, "Color_%03d", ColorCode);
}
gColorList.push_back(Color);
return (int)gColorList.size() - 1;
}